<% form_for(@usuario) do |f| %>
  <%= f.error_messages %>

  <p>
    <%= f.label :email %><br />
    <%= f.text_field :email %>
  </p>
  <p>
    <%= f.label :senha %><br />
    <%= f.password_field :senha %>
  </p>
  <p>
    <%= f.label :password_confirmation, "Confirmar" %><br />
    <%= f.password_field :password_confirmation %>
  </p>  
  <p>
    <%= f.submit "Salvar", :class => "button" %>
  </p>
<% end %>
